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Employee Retirement and Profit Sharing Plans - Estimated Pension Plan (Detail) (Employee Retirement And Profit Sharing Plans, USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Employee Retirement And Profit Sharing Plans
 
Defined Benefit Plan Disclosure [Line Items]  
2014 $ 17.7
2015 18.3
2016 18.4
2017 19.0
2018 19.6
Next five years $ 101.2